corrected FROM statements

Dockerfile

-#ARG BASE_REGISTRY=registry1.dso.mil
-#ARG BASE_IMAGE=ironbank/carnegie-mellon/python-ai/python38-ai
-#ARG BASE_TAG=3.8
-#FROM ${BASE_REGISTRY}/${BASE_IMAGE}:${BASE_TAG} AS multi-stage
-
-FROM registry1.dso.mil/ironbank/carnegie-mellon/python-ai/python38-ai:3.8 AS multi-stage
-
-ARG BASE_REGISTRY="registry1.dso.mil"
-ARG BASE_IMAGE="ironbank/opensource/jupyter/jupyterlab"
-ARG BASE_TAG="latest"
-#FROM ${BASE_REGISTRY}/${BASE_IMAGE}:${BASE_TAG}
-
-FROM registry1.dso.mil/ironbank/opensource/jupyter/jupyterlab:latest
+ARG STAGE_REGISTRY=registry1.dso.mil
+ARG STAGE_IMAGE=ironbank/carnegie-mellon/python-ai/python38-ai
+ARG STAGE_TAG=3.8
+ARG BASE_REGISTRY=registry1.dso.mil
+ARG BASE_IMAGE=ironbank/opensource/jupyter/jupyterlab
+ARG BASE_TAG=3.0.14
+FROM ${STAGE_REGISTRY}/${STAGE_IMAGE}:${STAGE_TAG} AS multi-stage
+FROM ${BASE_REGISTRY}/${BASE_IMAGE}:${BASE_TAG}
 
 COPY --from=multi-stage /opt/python /opt/python
 

hardening_manifest.yaml

@@ -13,6 +13,8 @@ tags:
 
 # Build args passed to Dockerfile ARGs
 args:
+  STAGE_IMAGE: "ironbank/carnegie-mellon/python-ai/python38-ai"
+  STAGE_TAG: "3.8"
   BASE_IMAGE: "opensource/jupyter/jupyterlab"
   BASE_TAG: "3.0.14"